Q: I have noticed a white powder around the edges of my concrete walkway. Should I be concerned? A: The white powder is the result of efflorescence, which occurs when a soluble salt, such as earth, ...
House Digest on MSN
How To Prevent Efflorescence Before It Leads To Unsightly Mold Growth
We may receive a commission on purchases made from links. If you've noticed a white, powdery substance on a surface in your ...
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